protected void createSpringParentRegistry(
MuleContext muleContext, Registry registry, ConfigResource[] all) {
Resource[] servletContextResources = new Resource[all.length];
for (int i = 0; i < all.length; i++) {
servletContextResources[i] =
new ServletContextOrClassPathResource(context, all[i].getResourceName());
}
parentContext = loadParentContext(context);
try {
if (parentContext != null) {
new MuleApplicationContext(muleContext, registry, servletContextResources, parentContext);
} else {
new MuleApplicationContext(muleContext, registry, servletContextResources);
}
} catch (BeansException e) {
// If creation of MuleApplicationContext fails, remove
// TransientRegistry->SpringRegistry parent relationship
registry.setParent(null);
throw e;
} catch (IOException e) {
registry.setParent(null);
throw new ApplicationContextException("Failed to load config resource", e);
}
}
public BlockingQueue getQueue(String key, int capacity) throws Exception {
BlockingQueue queue = null;
if (HazelcastManager.hasInstance()) {
logger.info("Mule clustering is enabled; using Hazelcast queue");
HazelcastInstance instance = HazelcastManager.getInstance().getHazelcastInstance();
queue = instance.getQueue(key);
} else {
logger.info("Mule clustering is disabled; using local queue");
queue = registry.lookupObject(key);
if (queue == null) {
queue = new ArrayBlockingQueue<Long>(capacity);
registry.registerObject(key, queue);
}
}
return queue;
}
protected void doConfigure(MuleContext muleContext) throws Exception {
Registry registry;
if (parentContext != null) {
if (appContext instanceof ConfigurableApplicationContext) {
registry = new SpringRegistry((ConfigurableApplicationContext) appContext, parentContext);
} else {
throw new ConfigurationException(
MessageFactory.createStaticMessage(
"Cannot set a parent context if the ApplicationContext does not implement ConfigurableApplicationContext"));
}
} else {
registry = new SpringRegistry(appContext);
}
// Note: The SpringRegistry must be created before applicationContext.refresh() gets called
// because
// some beans may try to look up other beans via the Registry during preInstantiateSingletons().
muleContext.addRegistry(registry);
registry.initialise();
}
public void unconfigure(MuleContext muleContext) {
registry.dispose();
muleContext.removeRegistry(registry);
registry = null;
configured = false;
}